9.0 TROUBLE SHOOTING AND SERVICING
9.1 Troubleshooting
It is essential to study the signal flow chart in paragraph 12.0/13.0 carefully, only
then can you hope to isolate problems. By tracing the signal from input to
output jacks, it is possible to locate a problem. If for any reason you are unable
to isolate a problem, contact the D&R Technical Support Department for advice.
If the problem cannot be corrected over the phone, D&R will dispatch a replace-
ment module the same day. Most problems can be found using logical thinking
and simply replacing socketed integrated circuits.
9.2 Removing a Module
The Cinemix is a complex piece of equipment and some understanding of its
internal layout is necessary before removing a module. An input module has
wiring to the LEDbar, master section and backplates. All of these wires must be
removed before withdrawing a module from the console.
Each module has computer grade connectors for ease of the disconnect.
Turn off the power supply. It is often easier to loosen the modules positioned
left and right of the module under test. Remove the LEDbar wiring and remove
the metal cover underneath the ledbar front which conceals the screws retaining
the module. It is now possible to remove the two module retaining screws and
carefully lift the module until the flatcable wiring can be unplugged.
At this point extender cables (if ordered) can be connected. The master sections
can be removed from the frame in the same way. Because of the many flat
cables on the bottom of the master section, it is wise to remove all retaining
screws from all master sections.
This will allow all the master modules to be moved slightly without unplugging
all the flat cables. A qualified service technician will be able to service the
modules in this way.
9.3 Patchbay - servicing
The patchbay is fully modular and can be serviced after first removing the
backplates, then removing the cables attached to the card that needs servicing.
The card can be removed after unscrewing two screws that push the patchpanel
card downwards.
The card will still be connected to the internal star ground system which will
need to be unconnected before the card can be removed from the console.
Cinemix manual page: 51
Содержание CinemIX
Страница 1: ...Cinemixman lwp CinemiX OWNERS MANUAL Cinemix manual page 1 ...
Страница 59: ...12 0 SIGNAL FLOW MASTER SECTION Cinemix manual page 59 ...
Страница 60: ...13 0 SIGNAL FLOW INPUT MODULE Cinemix manual page 60 ...
Страница 61: ...14 0 System signal flow Cinemix Cinemix manual page 61 ...
Страница 62: ...15 0 Interfacing with external equipment Cinemix manual page 62 ...
Страница 63: ...16 0 Interfacing with DS4E CP65 17 0 Cinemix manual page 63 ...
Страница 64: ...17 00 Interfacing with Dolby SEU4 SDU4 Cinemix manual page 64 ...
Страница 65: ...18 00 Interfacing with JS 300 Cinemix manual page 65 ...
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Страница 78: ...Powersupply logic PS_DIG2A 1 Power distribution 2POWER CON Cinemix 20B 1 ...
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Страница 144: ...CinemiX CinemiX SERVICE MANUAL DYNAMICS ...
Страница 145: ...Circuit diagram list Dynamics Description PCB name Number of Sheets Dynamics CPU DYN_1B 2 ...
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